1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.util;
24  
25  /**
26   * <a href="IntegerWrapper.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Brian Wing Shun Chan
29   */
30  public class IntegerWrapper
31      extends PrimitiveWrapper implements Comparable<IntegerWrapper> {
32  
33      public static final Class<?> TYPE = Integer.TYPE;
34  
35      public IntegerWrapper() {
36          this(0);
37      }
38  
39      public IntegerWrapper(int value) {
40          _value = value;
41      }
42  
43      public int compareTo(IntegerWrapper integerWrapper) {
44          if (integerWrapper == null) {
45              return 1;
46          }
47  
48          if (getValue() > integerWrapper.getValue()) {
49              return 1;
50          }
51          else if (getValue() < integerWrapper.getValue()) {
52              return -1;
53          }
54          else {
55              return 0;
56          }
57      }
58  
59      public int getValue() {
60          return _value;
61      }
62  
63      public void setValue(int value) {
64          _value = value;
65      }
66  
67      public int increment() {
68          return ++_value;
69      }
70  
71      public int decrement() {
72          return --_value;
73      }
74  
75      private int _value;
76  
77  }